Home / 7,030.82-10,545.95-3,908.86

Finding the Fourth Proportional to 7,030.82, 10,545.95 and 3,908.86

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Solution

The fourth proportional to 7,030.82, 10,545.95 and 3,908.86 is: 5,863.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,030.82 : 10,545.95 = 3,908.86 : x
  2. Step 2: Convert to fraction form
    7,030.82/10,545.95 = 3,908.86/x
  3. Step 3: Cross multiply
    7,030.82x = 10,545.95 × 3,908.86
  4. Step 4: Simplify right side
    7,030.82x = 41,222,625.52
  5. Step 5: Solve for x
    x = 41,222,625.52/7,030.82
  6. Step 6: Final answer
    x = 5,863.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.